AU452579B2 - Mono-and dis-azo dyes containing dihydroxy pyridine residues, their manufacture and use - Google Patents

Mono-and dis-azo dyes containing dihydroxy pyridine residues, their manufacture and use

Info

Publication number: AU452579B2
Authority: AU; Australia
Prior art keywords: dis; mono; manufacture; azo dyes; dyes containing
Prior art date: 1970-04-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

AU27936/71A

Other versions

AU2793671A (en

Inventor

FASCIATI and GERHARD BACK ALFRED

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Novartis AG

Original Assignee

Ciba Geigy AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1970-04-23

Filing date

1971-04-21

Publication date

1972-10-26

1971-04-21 Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG

1972-10-26 Application granted granted Critical

1972-10-26 Publication of AU452579B2 publication Critical patent/AU452579B2/en

1972-10-26 Publication of AU2793671A publication Critical patent/AU2793671A/en

Status Expired legal-status Critical Current

Links

239000000987 azo dye Substances 0.000 title 1
125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
GGOZGYRTNQBSSA-UHFFFAOYSA-N pyridine-2,3-diol Chemical group OC1=CC=CN=C1O GGOZGYRTNQBSSA-UHFFFAOYSA-N 0.000 title 1

AU27936/71A 1970-04-23 1971-04-21 Mono-and dis-azo dyes containing dihydroxy pyridine residues, their manufacture and use Expired AU452579B2 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CHCH6071/70		1970-04-23

Publications (2)

Publication Number	Publication Date
AU452579B2 true AU452579B2 (en)	1972-10-26
AU2793671A AU2793671A (en)	1972-10-26

Family

ID=

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